List four causes of biodiversity loss.

Mention four significant services that a healthy forest ecosystem provide. OR Substantiate with help of one example that in an ecosystem mutualists (i) tend to coevolve and (ii) are also one of the major causes of biodiversity loss.

Assertion (A): Many species like Stellar's sea cow, passenger pigeon, etc., became extinct due to over exploitation. Reason(R) : Over exploitation is a major cause of biodiversity loss.

The most important cause of biodiversity loss is

Name and describe any three causes of biodiversity losses.

Which of the following is not included in "Evil Quartet", with respect to the cause of biodiversity loss?

Loss Of Biodiversity

Loss Of Biodiversity

With the help of any one example explain Alien species invasion as one of the causes of Biodiversity losses.

List any four causes of diseases.